摘要:
新型杀虫剂的化学式为##STR1##其中R.sub.1为氢、卤素、C.sub.1 -C.sub.4烷基、C.sub.1 -C.sub.4卤代烷基、C.sub.1 -C.sub.4烷氧基、C.sub.1 -C.sub.4烷基硫基、C.sub.1 -C.sub.4卤代烷氧基、C.sub.1 -C.sub.4卤代烷基硫基、C.sub.2 -C.sub.5羰基烷氧基、C.sub.2 -C.sub.5烷基羰基、硝基或氰基;R.sub.2为氢、卤素、C.sub.1 -C.sub.4烷基、C.sub.1 -C.sub.4卤代烷基、C.sub.1 -C.sub.4烷氧基、C.sub.1 -C.sub.4卤代烷氧基、C.sub.1 -C.sub.4烷基硫基、C.sub.1 -C.sub.4卤代烷基硫基、C.sub.3卤代烯氧基、硝基、氰基、C.sub.2 -C.sub.5烷基羰基、C.sub.1 -C.sub.4烷基磺酰基或C.sub.2 -C.sub.5羰基烷氧基;R.sub.3为氢、卤素、C.sub.1 -C.sub.4卤代烷基或C.sub.1 -C.sub.4烷氧基;但要求:R.sub.1、R.sub.2和R.sub.3不全为氢;或R.sub.1和R.sub.2一起为C.sub.2 -C.sub.4烷基、C.sub.2 -C.sub.4烷氧基、C.sub.1 -C.sub.2全氟烷基氧基、C.sub.1 -C.sub.4亚烷基二氧基或卤代-C.sub.1 -C.sub.3亚烷基二氧基;R.sub.4为甲基、乙基、正丙基、C.sub.3 -C.sub.5支链烷基、C.sub.1 -C.sub.4卤代烷基、C.sub.2 -C.sub.4烯基、C.sub.2 -C.sub.4卤代烯基或环丙基,可选地被多达4个甲基基团或多达2个卤素取代;R.sub.5为氢或卤素;R.sub.6为氢或单取代或多取代卤素。